Piezo Audio Indicator HP3214XW Datasheet- Internal Driven Piezo Buzzer ,Lead wire type, Dia 32 x14 mm Worked with 12V DC , Output sound 3.3K Hz 88dB at 10cm .
Piezo Audio Indicator HP3025XW - Internal Driven Piezo Buzzer ,Automotive Warning Buzzer,Lead wire type , Dia 30 x25mm Worked with 12V DC , Output3.5K Hz 90dB at 10cm
Automotive Buzzer HP4216AXW Datasheet Internal-Driven Piezo Buzzer ,Lead wire type , Dia 42 x16mm Worked with 12V DC , Output2.9~ 3.1K Hz 100dB at 10cm
Piezo Audio Indicator HP4216BXW Datasheet- Internal Driven Piezo Buzzer ,Lead wire type, Dia 42x16mm Worked with 12V DC , Output2.9~ 3.1K Hz 100dB at 10cm